Cellular characterisation of the GCKR P446L variant associated with type 2 diabetes risk

Matthew G. Rees, Stephen Wincovitch, Julia Schultz, Rica Waterstradt, Nicola L. Beer, Simone Baltrusch, Francis S. Collins, Anna L. Gloyn

Diabetologia · 2011 · 107 citations · 23 references

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Abstract

Our study suggests the common human P446L-GKRP variant protein results in elevated hepatic glucose uptake and disposal by increasing active cytosolic GCK. This would increase hepatic lipid biosynthesis but decrease fasting plasma glucose concentrations and provides a potential mechanism for the protective effect of this allele on type 2 diabetes risk.

References

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